1. Security: The door lock cylinder uses advanced technology and design to ensure the safety of the vehicle and prevent illegal intrusion. 2. Durability: The lock cylinder is made of high-quality materials, has excellent durability and long life, and can withstand the test of daily use. 3. Convenient operation: The lock cylinder can be operated with a key or a remote control, which is convenient and quick, allowing you to easily lock and unlock the car door. 4. Matching: The door lock cylinder is paired with the key to ensure that only the correct key can unlock the car door, improving safety. 5. Waterproof and dustproof: The lock cylinder has waterproof and dustproof functions, adapts to various weather and environmental conditions, and ensures long-term and reliable use. 6. OE: 9170T9 7. For Citroen C2 / C3